26 results
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Tanning • Adverse cutaneous ... • Addison's disease ... McCune Albright syndrome ... #skin #dermatology ... #Algorithm #causes
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... - Differential Diagnosis ... • Small Bowel Disorder ... Myelodysplastic Syndromes ... #Hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... : • Clinical triad ... • Autoimmune diseases ... Henoch-Schönlein purpura) • Cutaneous
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
lymphoproliferative disorder ... Cold Agglutinin Syndrome ... Viral Infection Clinical ... presentation) • Cutaneous ... hemolytic #anemia #hematology
Skin Hyperpigmentation - Differential Diagnosis Algorithm
Diffuse:
 • Tanning
 • Adverse cutaneous drug eruption
 • Addison's disease
Tanning • Adverse cutaneous ... • Addison's disease ... McCune Albright syndrome ... #skin #dermatology ... #Algorithm #causes
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
with creepy rash. diagnosis ... is clinical & labs ... one-time dose of 12 ... migrans #skinRash #dermatology ... #clinical #photo
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... dysfunction, and/or disorders ... intrinsic factor, IF) Clinical ... to IBD, celiac disease ... • P/E - GI and derm
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Immunodeficiency disorder ... to 8 years Clinical ... DDX - Other causes ... : • Nephrotic syndrome ... (Epstein-Barr syndrome
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
with systemic disease ... Rare Disorder: ... Most common extra cutaneous ... Causes: - Idiopathic ... #diagnosis #dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... : infections (cutaneous ... acute Parvovirus B19 ... #differential #diagnosis ... #dermatology #compared